SCIENCE
I. Choose the letter of the best answer and write it on a separate paper
1. All parts of the body are run by the nerves. When the skin irritates the neuron cells transmit the
message through the peripheral nervous system to the spinal cord and the brain. The brain sorts the
information and choose how to response. It sends information to the muscles for an action. Which of
the following pass on messages from an organ to another?
A. Brain B. Neuron C. Spinal Cord D. Peripheral Nervous System
2. Which of these distributes nutrients to the different body cells?
A. blood B. blood vessel C. heart D. small intestine
3. What conscious part of the brain enables us to think, store memories and do intelligent
interpretations
A. cerebellum B. medulla oblongata C. cerebrum D. Spinal cord
4. Which of these is the most important function of the nerves?
A. They are connected to the brain.
B. They carry messages to all the parts of the brain.
C. They are connected to the spinal cord.
D. They carry messages to the brain.
5. In which part of the respiratory system does exchange of oxygen and carbon dioxide take place?
A. nasal cavity B. pharynx
C. lungs
D. trachea
6. Which joint can make your bones move back and forth.
Bhinneinint
C. pivot joint
D. gliding joint​